The Role of Surface Complexes in Ketene Formation from Fatty Acids via Pyrolysis over Silica: from Platform Molecules to Waste Biomass

LR Azizova, TV Kulik, BB Palianytsia… - Journal of the …, 2023 - ACS Publications
Fatty acids (FA) are the main constituents of lipids and oil crop waste, considered to be a
promising 2G biomass that can be converted into ketenes via catalytic pyrolysis. Ketenes are …

The synergistic role of Ni-Co bimetallic catalyst for H2-rich syngas production via glycerol dry reforming

MNN Shafiqah, SZ Abidin, NA Roslan… - Journal of the Energy …, 2022 - Elsevier
A by-product of biodiesel manufacturing, glycerol, is known for its potential to generate
syngas via the glycerol dry reforming (GDR) reaction. This study evaluates monometallic …

The catalytic efficiency of Fe-containing nanocomposites based on highly dispersed silica in the reaction of CO2 hydrogenation

A Dyachenko, O Ischenko, V Diyuk… - Research on Chemical …, 2022 - Springer
Abstract Oxide Ni (80) Fe (20)/SiO2, Co (93) Fe (7)/SiO2, and Ni (19) Co (77) Fe (4)/SiO2
nanocomposites (NCs) were prepared using highly dispersed silica. It was modified by …

NiFe and CoFe nanocatalysts supported on highly dispersed alumina-silica: Structure, surface properties, and performance in CO2 methanation

A Dyachenko, O Ischenko, O Pryhunova, S Gaidai… - Environmental …, 2024 - Elsevier
The hydrogenation of CO 2 to CH 4 has gained considerable interest in terms of sustainable
energy and environmental mitigation. In this regard, the present work aims to investigate the …

Cobalt Supported Nickel Silicate Nanotubes for Efficient CO2 Methanation

N Albeladi, QA Alsulami, K Narasimharao - Topics in Catalysis, 2024 - Springer
The unprecedented growth in economy and industry caused the rapid increase of CO2
emission which impacts health and environment. The climate change and global warming …

UV-and visible-light photocatalysis using Ni–Co bimetallic and monometallic hydrotalcite-like materials for enhanced CO2 methanation in sabatier reaction

R Canales, M Gil-Calvo, VL Barrio - Heliyon, 2023 - cell.com
The CO 2 catalytic reduction activities of four different Co-modified Ni-based catalysts
derived from hydrotalcite-like materials (HTCs) prepared by co-precipitation method were …

Co–Fe–oxide nanoparticles supported on the various highly dispersed matrices: the effect of the carrier on structural and magnetic properties

A Dyachenko, K Terpilowski, O Ischenko, I Sulym… - Adsorption, 2024 - Springer
Abstracts A series of mixed oxides was synthesized by deposition of the guest phase on the
highly dispersed oxide matrix. Fumed nanooxides SiO2, Al2O3, SiO2/Al2O3, and …

Magnetic and structural properties of AlN-Co-Fe thin films prepared by two-facing-target type DC sputtering (TFTS) system

CS Han, HJ Jeong, MH Wang - Journal of the Korean Physical Society, 2024 - Springer
AlN is a wide band gap promising material for applications due to its large thermal
conductivity, negative electron affinity, and for its insulating and passivating behavior …

Bimetallic NiFe nanoparticles deposited on hollow glass microspheres (HGMs) of various sizes for the catalytic hydrogenation of CO2

OV Pryhunova, AG Dyachenko… - … Crystals and Liquid …, 2024 - Taylor & Francis
The composites based on hollow glass microspheres (HGMs) decorated with nanoparticles
of nickel and iron oxides were prepared from the nitrate solutions with ultrasound treatment …

Co-Fe/Al2O3 Nanocomposite Catalysts of the Process of CO2 Hydrogenation

AG Dyachenko, OV Ischenko, MV Borysenko… - Theoretical and …, 2022 - Springer
Effective catalysts of CO2 hydrogenation towards methane were obtained by impregnation
of aluminum oxide with cobalt and iron nitrates. The catalysts have been characterized by …